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A source ofEMF E = l OV and having negli...

A source ofEMF E = l OV and having negligible internal resistance is connected to a variable resistance. Toe resistance varies as shown in figure-3.325. The total charge that has passed through the resistor R during the time interval from` t_(1) "to" t_(2)` is :

A

40ln4

B

301n3

C

20ln2

D

10 ln2

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The correct Answer is:
C
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